package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Slf4j
@Api(tags = "菜品管理相关接口")
public class DishController {
    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;

    @ApiOperation("新增菜品")
    @PostMapping
    public Result saveWithFlavors(@RequestBody DishDTO dishDTO){
        log.info("新增菜品: {}", dishDTO);
        dishService.saveWithFlavors(dishDTO);

        // 清理缓存
        deleteCache("dish_" + dishDTO.getCategoryId());
        return Result.success();
    }

    @ApiOperation("菜品分页查询")
    @GetMapping("/page")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询: {}", dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    @ApiOperation("根据id查询菜品")
    @GetMapping("/{id}")
    public Result<DishVO> selectById(@PathVariable("id") Long id){
        log.info("根据id查询菜品: {}", id);
        DishVO dishVO = dishService.selectById(id);
        return Result.success(dishVO);
    }

    @ApiOperation("根据分类id查询菜品")
    @GetMapping("/list")
    public Result<List<Dish>> selectByCategoryId(Long categoryId){
        log.info("根据分类id查询菜品: {}", categoryId);
        List<Dish> dishes = dishService.selectByCategoryId(categoryId);
        return Result.success(dishes);
    }

    @ApiOperation("菜品起售、停售")
    @PostMapping("/status/{status}")
    public Result startOrStop(Long id, @PathVariable("status") Integer status){
        log.info("菜品起售、停售: {} -> {}", id, status);
        dishService.startOrStop(id, status);

        // 清理缓存
        deleteCache("dish_*");
        return Result.success();
    }

    @ApiOperation("批量删除菜品")
    @DeleteMapping
    public Result deleteByIds(@RequestParam List<Long> ids){
        log.info("批量删除菜品: {}", ids);
        dishService.deleteByIds(ids);

        // 清理缓存
        deleteCache("dish_*");
        return Result.success();
    }

    @ApiOperation("修改菜品")
    @PutMapping
    public Result updateWithFlavors(@RequestBody DishDTO dishDTO){
        log.info("修改菜品: {}", dishDTO);
        dishService.updateWithFlavors(dishDTO);

        // 清理缓存
        deleteCache("dish_*");
        return Result.success();
    }

    private void deleteCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
